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Finding the Fourth Proportional to 308,023.40, 461,804.70 and 167,940.20

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Solution

The fourth proportional to 308,023.40, 461,804.70 and 167,940.20 is: 251,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,023.40 : 461,804.70 = 167,940.20 : x
  2. Step 2: Convert to fraction form
    308,023.40/461,804.70 = 167,940.20/x
  3. Step 3: Cross multiply
    308,023.40x = 461,804.70 × 167,940.20
  4. Step 4: Simplify right side
    308,023.40x = 77,555,573,678.94
  5. Step 5: Solve for x
    x = 77,555,573,678.94/308,023.40
  6. Step 6: Final answer
    x = 251,784.68

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